Baum is a gorgeous physics-based puzzle game with a few flaws.

When you go camping you'll always be prepared and have a great time with these camping apps.

Venture out into the wilderness and let your iPhone be your guide!

Camping is a time to become closer to nature and family, but that doesn't mean you can't use technology along the way. The apps in this AppGuide will enhance your outdoors experience greatly, whether you are a tent camper or an RVer, providing you with useful information and tips throughout your trip. This guide has been updated to include Woodalls RV and Camping Copilot which will help you find the best campsites in the North American region.

Mammals of North America is the Princeton field guide to marine and land mammals of the United States and Canada, and is now available as an app for your iPhone/iPod touch. With over 400 mammals listed in this comprehensive book, you are sure to be a nature expert in no time.

Here's something I thought we'd never see: leaf recognition, via the iPhone's camera.

Go hiking, camping, canoeing, backpacking, or stargazing without dragging 150 pounds of nature guides behind you. With these excellent field guides on your iPhone or other iDevice, you'll have everything you need to observe birds, mammals, fish, insects, trees, rocks, stars, and flowers right in your pocket, without the bulk.